Karen E. Todd, RD, CSCS, EP-C, CISSN, is a registered dietitian and strength and conditioning specialist committed to evidence-based education in lifelong wellness, sports nutrition, and healthy aging.
With more than 30 years of experience in nutritional education, dietary supplements, functional foods, and exercise performance, she specializes in nutrition and exercise performance communications, providing expert insights to both media and consumers. She serves as a nutrition communicator, speaker, spokesperson, and brand consultant, and currently works in nutraceutical ingredient innovation and development, focusing on how nutrients and ingredients support health, performance, and wellness across the lifespan.
Karen also runs TheSupplementDietitian.com, a free online resource dedicated to helping consumers navigate the world of dietary supplements. The site provides science-based education on how supplements are regulated, how to identify safe and effective products, and how to fill nutritional gaps when diet alone isn’t enough.
Her experience spans clinical nutrition, exercise performance, and product development, giving her a broad perspective on the scientific, practical, and regulatory considerations that shape the supplement and functional food industries. Karen is a contributing guest blogger for Psychology Today’s “Feed Your Brain” column, a scientific advisory board member for Agro Food Industry Hi Tech, and a board member for Council for Responsible Nutrition, a leading professional organization in the nutraceutical space.
She is widely recognized for her ability to translate complex research into clear, evidence-based insights that help students, practitioners, and consumers make informed decisions about nutrition and supplementation.
